Ray Society Volume 64

Ray Society Volume 64

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1887 edition. Excerpt: ...5 mm.) in length when their hibernation commenced, but another brood which I had in 1865 were half as long again. Having made up their minds that winter was coming, these larvae congregated together in two or three little companies on the side of their glass cylinder, and spinning--each for itself--a firm foothold of silken threads, put themselves side by side in position for their long fast. Up to this time they had been of a green tint, with rows of black spots, and this colouring was not affected by the variation in the size, which in the different years they attained before ceasing to feed: but for winter wear there came in a new fashion altogether; they became semi-translucent to look at, and in colour dirty white; their rows of spots changed to reddish-brown, a pair of small dots only on each segment being black, and their bristles seemed more prominent. And seeing them in such a dress at this time, one could not help thinking that it was meant to assimilate them whilst torpid to the withered stems of their old food plants. Some time in February they began to part company " (earlier than the date recorded in 1873), " and to feed again, and not long after, having moulted, they appeared in a greenish-grey coat, with a row of pale primrose spots on each side of the dorsal rows of black X-like spots. Finally the ground colour became much more vivid, either of a bluish-green or else of a rich yellow-green; but the rows of black spots on the back retained their X-like form, and this seems to be one of the chief distinctions by which this species may be known from filipendulce, these dorsal rows in the latter being formed of a broad and a narrow black spot alternately." And I also noted that the Anthrocera larvae effect a...show more

Product details

  • Paperback | 62 pages
  • 189 x 246 x 3mm | 127g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 123679169X
  • 9781236791696